TDK Corporation October 31, 2012 Contact; TDK Corporation(Tokyo) Corporate Communications Department Sumio Marukawa +81(3)5201-7102 Consolidated results (U.S. GAAP) for the 2nd quarter of FY March 2013 Summary (April 1, 2012 - September 30, 2012) Term Item Net sales Operating income Income from continuing operations before income taxes Net income attributable to TDK Per common share : Net income attributable to TDK / Basic Net income attributable to TDK / Diluted Capital expenditures Depreciation and amortization Research and development Result of financial income (loss) Ratio of overseas production Number of employees 1H of FY2012 1H of FY2013 (April 1, 2011 - Sep 30, 2011) (Yen millions) % (April 1, 2012 - September 30, 2012) (Yen millions) 416,110 14,463 100.0 3.5 415,646 20,377 % 100.0 4.9 11,393 6,719 2.7 1.6 18,305 9,725 4.4 2.3 (U.S.$ thousands) (Yen millions) Change(%) 5,328,795 261,244 234,679 124,679 Yen 52.09 Yen 77.25 U.S.$ 0.99 Yen 52.03 Yen 75.00 U.S.$ 0.96 53,548 37,214 26,268 (705) 81.6% 88,449 8.9 6.3 - 43,982 36,226 25,864 0 81.0% 81,341 Change 563,872 464,436 331,590 0 - 8.7 6.2 - (464) 5,914 -0.1 40.9 6,912 3,006 60.7 44.7 (9,566) (988) (404) 705 -17.9 -2.7 -1.5 - 2nd quarter consolidated results (July 1, 2012 - September 30, 2012) Term Item Net sales Operating income Income from continuing operations before income taxes Net income attributable to TDK Per common share : Net income attributable to TDK / Basic Net income attributable to TDK / Diluted Capital expenditures Depreciation and amortization Research and development Result of financial income (loss) Ratio of overseas production 2Q of FY2012 2Q of FY2013 (July 1, 2011 - Sep 30, 2011) (Yen millions) % (July 1, 2012 - September 30, 2012) (Yen millions) 209,912 8,466 100.0 4.0 206,993 11,154 % 100.0 5.4 7,698 4,296 3.7 2.0 9,460 5,254 4.6 2.5 (U.S.$ thousands) (Yen millions) Change(%) 2,653,756 143,000 121,282 67,359 Yen 33.30 Yen 41.74 U.S.$ 0.54 Yen 33.26 Yen 40.28 U.S.$ 0.52 26,762 18,608 12,784 (298) 80.7% 8.9 6.1 - 20,050 18,339 12,878 8 82.5% 8.9 6.2 - Change 257,051 235,115 165,103 103 - (2,919) 2,688 -1.4 31.8 1,762 958 22.9 22.3 (6,712) (269) 94 306 -25.1 -1.4 0.7 Notes: 1. U.S.$1=Yen 78, for convenience only. 2. The figures related to display business, which became discontinued operations in the year ended March 31, 2012, are restated. -